324400444223 has 4 divisors (see below), whose sum is σ = 328506779040. Its totient is φ = 320294109408.

The previous prime is 324400444189. The next prime is 324400444231. The reversal of 324400444223 is 322444004423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322444004423 = 1381 ⋅233485883.

It is a cyclic number.

It is not a de Polignac number, because 324400444223 - 2¹⁴ = 324400427839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 324400444223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324400447223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2053167290 + ... + 2053167447.

It is an arithmetic number, because the mean of its divisors is an integer number (82126694760).

Almost surely, 2^324400444223 is an apocalyptic number.

324400444223 is a deficient number, since it is larger than the sum of its proper divisors (4106334817).

324400444223 is an equidigital number, since it uses as much as digits as its factorization.

324400444223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106334816.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 324400444223 its reverse (322444004423), we get a palindrome (646844448646).

The spelling of 324400444223 in words is "three hundred twenty-four billion, four hundred million, four hundred forty-four thousand, two hundred twenty-three".